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Solution NMR structure of the membrane electron transporter CcdA
Authors
Zhou, Y., Bushweller, J.H.
Assembly
Cytochrome c-type biogenesis protein CcdA
Entity
1. Cytochrome c-type biogenesis protein CcdA (polymer, Thiol state: all disulfide bound), 232 monomers, 25266.89 Da Detail

MSLSLTAAFL AGVLSFLSPC VLPLVPTYLF YLGGARGRPL FNALFFILGF GAVFFLLGLP FTLLGGLLFE HRQTLARVGG VVLVLFGLYM LGLRPRWGVS LRYEGETSRP LGAFLLGATL ALGWTPCIGP ILGAILTLTA VGGGVGFLLA YILGLAVPFF VVALFADRIK GWLRRAGRIS HYVEVLAGVV LVLVGVLLFT GTFTALNTFF LRITPEWLQR YLPSHHHHHH HH


Formula weight
25266.89 Da
Entity Connection
disulfide 1 Detail

IDTypeValue orderAtom ID 1Atom ID 2
1disulfidesing1:CYS20:SG1:CYS127:SG

Source organism
Thermus thermophilus HB8
Exptl. method
solution NMR
Refine. method
simulated annealing
Data set
assigned_chemical_shifts
Chem. Shift Complete
Sequence coverage: 90.9 %, Completeness: 41.5 %, Completeness (bb): 69.5 % Detail

Polymer type: polypeptide(L)

Total1H13C15N
All41.5 % (1140 of 2748)25.5 % (354 of 1388)52.7 % (596 of 1132)83.3 % (190 of 228)
Backbone69.5 % (951 of 1368)47.7 % (230 of 482)80.2 % (534 of 666)85.0 % (187 of 220)
Sidechain20.0 % (317 of 1582)13.8 % (125 of 906)28.3 % (189 of 668)37.5 % (3 of 8)
Aromatic 7.1 % (25 of 354) 5.6 % (10 of 177) 6.9 % (12 of 173)75.0 % (3 of 4)
Methyl22.0 % (83 of 378)19.6 % (37 of 189)24.3 % (46 of 189)

1. entity 1

MSLSLTAAFL AGVLSFLSPC VLPLVPTYLF YLGGARGRPL FNALFFILGF GAVFFLLGLP FTLLGGLLFE HRQTLARVGG VVLVLFGLYM LGLRPRWGVS LRYEGETSRP LGAFLLGATL ALGWTPCIGP ILGAILTLTA VGGGVGFLLA YILGLAVPFF VVALFADRIK GWLRRAGRIS HYVEVLAGVV LVLVGVLLFT GTFTALNTFF LRITPEWLQR YLPSHHHHHH HH

Sample #1

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 343 K, pH 5.5, Details 0.37 mM [U-13C; U-15N; U-2H] CcdA, 25 mM sodium acetate, 25 mM potassium phosphate, 50 mM sodium chloride, 0.05 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
1CcdA[U-13C; U-15N; U-2H]0.37 mM
2potassium phosphatenatural abundance25 mM
3sodium acetatenatural abundance25 mM
4sodium azidenatural abundance0.05 %
5sodium chloridenatural abundance50 mM
Sample #2

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 343 K, pH 5.5, Details 0.7 mM [U-15N; U-2H] CcdA, 25 mM sodium acetate, 25 mM potassium phosphate, 50 mM sodium chloride, 0.05 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
6CcdA[U-15N; U-2H]0.7 mM
7potassium phosphatenatural abundance25 mM
8sodium acetatenatural abundance25 mM
9sodium azidenatural abundance0.05 %
10sodium chloridenatural abundance50 mM
Sample #3

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 343 K, pH 5.5, Details 0.7 mM [U-15N; U-2H] CcdA, 25 mM sodium acetate, 25 mM potassium phosphate, 50 mM sodium chloride, 0.05 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
11CcdA[U-15N; U-2H]0.7 mM
12potassium phosphatenatural abundance25 mM
13sodium acetatenatural abundance25 mM
14sodium azidenatural abundance0.05 %
15sodium chloridenatural abundance50 mM
Sample #4

Solvent system 90% H2O/10% D2O, Pressure 1 atm, Temperature 343 K, pH 5.5, Details 0.2 mM [U-15N] CcdA single Cys mutants labeled with MTSL, 25 mM sodium acetate, 25 mM potassium phosphate, 50 mM sodium chloride, 0.05 % sodium azide, 90% H2O/10% D2O.


#NameIsotope labelingTypeConcentration
16CcdA single Cys mutants labeled with MTSL[U-15N]0.2 mM
17potassium phosphatenatural abundance25 mM
18sodium acetatenatural abundance25 mM
19sodium azidenatural abundance0.05 %
20sodium chloridenatural abundance50 mM

Protein Blocks Logo
Calculated from 10 models in PDB: 5VKV, Strand ID: A Detail


Release date
2017-04-26
Citation
Solution structure and elevator mechanism of the membrane electron transporter CcdA
Zhou, Y., Bushweller, J.H.
Nat. Struct. Mol. Biol. (2018), 25, 163-169, PubMed 29379172 , DOI 10.1038/s41594-018-0022-z ,
Related entities 1. Cytochrome c-type biogenesis protein CcdA, : 1 : 45 entities Detail
Experiments performed 10 experiments Detail
NMR combined restraints 6 contents Detail
Keywords DsbD, Membrane transporter, Oxidoreductase